If one of the windings, the primary, is connected to an alternating voltage source, an alternating flux will be produced in the magnetic circuit whose amplitude depends on the primary voltage.是什么意思_If one of the windings, the primary, is connected to an alternating voltage source, an alternating flux will be produced in the magnetic circuit whose amplitude depends on the primary voltage.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句